A = 0011 1100
B = 0000 1101
A&B =0000 1100
A|B =0011 1101
A^B =0011 0001
~B = 1111 0010
2*8 = 16 2*2*2*2
<< *2
>> /2
0000 0000 0
0000 0001 1
0000 0010 2
0000 0011 3
0000 0100 4
0000 1000 8
0001 0000 16
标签：0000,0001,0011,16,0010,20000,运算
来源： https://www.cnblogs.com/CAI-STUDY/p/16056545.html